The Department of Homeland Security's Blue Campaign is now offering online training about how to spot the signs of and report suspected human trafficking. The training is aimed at the general public, the Federal workforce, first responders, and airline employees and focuses on:

Defining human trafficking
Differentiating between human trafficking and human smuggling
Recognizing populations vulnerable to human trafficking
Recognizing indicators of human trafficking   
A glossary and additional resources also are provided. View the Human Trafficking Awareness Training on the Department of Homeland Security's website:

http://www.dhs.gov/xlibrary/training/dhs_awareness_training_fy12/launchPage.htm